On the evolution of subcritical regions for the Perona-Malik equation

DOI10.4171/IFB/250zbMath1214.35086arXiv0909.0219MaRDI QIDQ540149

Massimo Gobbino, Marina Ghisi

Publication date: 1 June 2011

Published in: Interfaces and Free Boundaries (Search for Journal in Brave)

Full work available at URL: https://arxiv.org/abs/0909.0219

zbMATH Keywords

degenerate parabolic equationPerona-Malik equationsubsolutions and supersolutionsmoving domainsforward-backward parabolic equation

Mathematics Subject Classification ID

Nonlinear parabolic equations (35K55) Degenerate parabolic equations (35K65) Free boundary problems for PDEs (35R35) Comparison principles in context of PDEs (35B51)

Related Items (2)

Interfacial phenomena of the forward backward convection-diffusion equations ⋮ Radial weak solutions for the Perona-Malik equation as a differential inclusion

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